
Operation Manual
4-24
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Spectrum Ehc.
Spectrum Ehc stands for Spectrum Enhancement. This functionis used to compensate the signal of low
gain Spectral Doppler Spectrum. Select the value between 1- 8 with the Menu dial-button.
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Simultaneous
View the 2D image and Spectral Doppler image simultaneously in real time. Press the Menu dial-button
to turn it on or o.
The Simultaneous function decreases Doppler PRF, thus decreasing the measurable speed range.
NOTE: This will appear on the PW menu only when Setup > System > Display > Simultaneous
Mode is set to Allow.
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PW Size
Set the size of the PW spectral Doppler image. To adjust the image position, the 2D image is shown
together. Select Large, Normal, or Small with the Menu dial-button.
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Speed
Adjust the sweep speed for the Doppler spectrum. Select 120Hz, 180Hz, 240Hz, or 300Hz with the
Menu dial-button.
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PW Post
Brings up the sub-menu.
▶
PW Map: Select the post map to use. Select a map between Map 0 – 15 with the Menu dial-button.
When select User, you can make your own Map
▶
PW Map Edit: Adjust a color map.
▶
Return: Return to the previous step of the menu.
NOTE: For information on other menu items, please refer to “2D Mode” and “Color Doppler Mode.”
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